Talk to Gynecologist on Kidney, Urinary Tract And Vaginal Fungal Infection

my marriage, I got vaginal fungal infection and uti which travel in my kidney and urinary tract frequently and can't treated with medication..i am taking anti fungal medication from 1.5 year but whenever i stopped taking i start feeling during the treatment and lower pelvic pain and also the affected kidney, urinary tract and one leg pain is still here after the UTI..i am also suffering from pcos and know there is just brown discharge spotting from past one month, happened 2 days but not getting my periods..i am extremely worried regarding my health issues as they are affecting my daily someone suggest any specialist who can deeply check all of these isses?